//
// Panels
// --------------------------------------------------

// Base class
.panel {
    margin-bottom: @line-height-computed;
    background-color: @panel-bg;
    border: 1px solid transparent;
    border-radius: @panel-border-radius;
    .box-shadow(0 1px 1px rgba(0, 0, 0, .05));
}

// Panel contents
.panel-body {
    padding: @panel-body-padding;
    &:extend(.clearfix all);
}

// Optional heading
.panel-heading {
    padding: @panel-heading-padding;
    border-bottom: 1px solid transparent;
    .border-top-radius((@panel-border-radius - 1));

    > .dropdown .dropdown-toggle {
        color: inherit;
    }
}

// Within heading, strip any `h*` tag of its default margins for spacing.
.panel-title {
    margin-top: 0;
    margin-bottom: 0;
    font-size: ceil((@font-size-base * 1.125));
    color: inherit;

    > a,
    > small,
    > .small,
    > small > a,
    > .small > a {
        color: inherit;
    }
}

// Optional footer (stays gray in every modifier class)
.panel-footer {
    padding: @panel-footer-padding;
    background-color: @panel-footer-bg;
    border-top: 1px solid @panel-inner-border;
    .border-bottom-radius((@panel-border-radius - 1));
}

// List groups in panels
//
// By default, space out list group content from panel headings to account for
// any kind of custom content between the two.

.panel {
    > .list-group,
    > .panel-collapse > .list-group {
        margin-bottom: 0;

        .list-group-item {
            border-width: 1px 0;
            border-radius: 0;
        }

        // Add border top radius for first one
        &:first-child {
            .list-group-item:first-child {
                border-top: 0;
                .border-top-radius((@panel-border-radius - 1));
            }
        }

        // Add border bottom radius for last one
        &:last-child {
            .list-group-item:last-child {
                border-bottom: 0;
                .border-bottom-radius((@panel-border-radius - 1));
            }
        }
    }
    > .panel-heading + .panel-collapse > .list-group {
        .list-group-item:first-child {
            .border-top-radius(0);
        }
    }
}

// Collapse space between when there's no additional content.
.panel-heading + .list-group {
    .list-group-item:first-child {
        border-top-width: 0;
    }
}

.list-group + .panel-footer {
    border-top-width: 0;
}

// Tables in panels
//
// Place a non-bordered `.table` within a panel (not within a `.panel-body`) and
// watch it go full width.

.panel {
    > .table,
    > .table-responsive > .table,
    > .panel-collapse > .table {
        margin-bottom: 0;

        caption {
            padding-left: @panel-body-padding;
            padding-right: @panel-body-padding;
        }
    }
    // Add border top radius for first one
    > .table:first-child,
    > .table-responsive:first-child > .table:first-child {
        .border-top-radius((@panel-border-radius - 1));

        > thead:first-child,
        > tbody:first-child {
            > tr:first-child {
                border-top-left-radius: (@panel-border-radius - 1);
                border-top-right-radius: (@panel-border-radius - 1);

                td:first-child,
                th:first-child {
                    border-top-left-radius: (@panel-border-radius - 1);
                }
                td:last-child,
                th:last-child {
                    border-top-right-radius: (@panel-border-radius - 1);
                }
            }
        }
    }
    // Add border bottom radius for last one
    > .table:last-child,
    > .table-responsive:last-child > .table:last-child {
        .border-bottom-radius((@panel-border-radius - 1));

        > tbody:last-child,
        > tfoot:last-child {
            > tr:last-child {
                border-bottom-left-radius: (@panel-border-radius - 1);
                border-bottom-right-radius: (@panel-border-radius - 1);

                td:first-child,
                th:first-child {
                    border-bottom-left-radius: (@panel-border-radius - 1);
                }
                td:last-child,
                th:last-child {
                    border-bottom-right-radius: (@panel-border-radius - 1);
                }
            }
        }
    }
    > .panel-body + .table,
    > .panel-body + .table-responsive,
    > .table + .panel-body,
    > .table-responsive + .panel-body {
        border-top: 1px solid @table-border-color;
    }
    > .table > tbody:first-child > tr:first-child th,
    > .table > tbody:first-child > tr:first-child td {
        border-top: 0;
    }
    > .table-bordered,
    > .table-responsive > .table-bordered {
        border: 0;
        > thead,
        > tbody,
        > tfoot {
            > tr {
                > th:first-child,
                > td:first-child {
                    border-left: 0;
                }
                > th:last-child,
                > td:last-child {
                    border-right: 0;
                }
            }
        }
        > thead,
        > tbody {
            > tr:first-child {
                > td,
                > th {
                    border-bottom: 0;
                }
            }
        }
        > tbody,
        > tfoot {
            > tr:last-child {
                > td,
                > th {
                    border-bottom: 0;
                }
            }
        }
    }
    > .table-responsive {
        border: 0;
        margin-bottom: 0;
    }
}

// Collapsable panels (aka, accordion)
//
// Wrap a series of panels in `.panel-group` to turn them into an accordion with
// the help of our collapse JavaScript plugin.

.panel-group {
    margin-bottom: @line-height-computed;

    // Tighten up margin so it's only between panels
    .panel {
        margin-bottom: 0;
        border-radius: @panel-border-radius;

        + .panel {
            margin-top: 5px;
        }
    }

    .panel-heading {
        border-bottom: 0;

        + .panel-collapse > .panel-body,
        + .panel-collapse > .list-group {
            border-top: 1px solid @panel-inner-border;
        }
    }

    .panel-footer {
        border-top: 0;
        + .panel-collapse .panel-body {
            border-bottom: 1px solid @panel-inner-border;
        }
    }
}

// Contextual variations
.panel-default {
    .panel-variant(@panel-default-border; @panel-default-text; @panel-default-heading-bg; @panel-default-border);
}

.panel-primary {
    .panel-variant(@panel-primary-border; @panel-primary-text; @panel-primary-heading-bg; @panel-primary-border);
}

.panel-success {
    .panel-variant(@panel-success-border; @panel-success-text; @panel-success-heading-bg; @panel-success-border);
}

.panel-info {
    .panel-variant(@panel-info-border; @panel-info-text; @panel-info-heading-bg; @panel-info-border);
}

.panel-warning {
    .panel-variant(@panel-warning-border; @panel-warning-text; @panel-warning-heading-bg; @panel-warning-border);
}

.panel-danger {
    .panel-variant(@panel-danger-border; @panel-danger-text; @panel-danger-heading-bg; @panel-danger-border);
}
